SUSE-SU-2023:2714-1
SUSE-SU-2023:2714-1 · Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP4)
This page contains facts from public vulnerability sources. Check the original advisory before updating.
This update for the Linux Kernel 5.14.21-150400_24_18 fixes several issues. The following security issues were fixed: - CVE-2022-4744: Fixed double-free that could lead to DoS or privilege escalation in TUN/TAP device driver functionality (bsc#1209672). - CVE-2023-23455: Fixed a denial of service inside atm_tc_enqueue in net/sched/sch_atm.c because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results) (bsc#1207189). - CVE-2023-31436: Fixed an out-of-bounds write in qfq_change_class() because lmax can exceed QFQ_MIN_LMAX (bsc#1210989). - CVE-2023-28466: Fixed race condition that could lead to use-after-free or NULL pointer dereference in do_tls_getsockopt in net/tls/tls_main.c (bsc#1210452).
Fix available
- Published
- Updated
Stack: system
Affected products and versions
kernel-livepatch-sle15-sp4_update_2 SUSE:Linux Enterprise Live Patching 15 SP4
- Affected ranges
- ECOSYSTEM: < 12-150400.2.3
Update to 12-150400.2.3
Original sources
- https://www.suse.com/support/update/announcement/2023/suse-su-20232714-1/
- https://bugzilla.suse.com/1207189
- https://bugzilla.suse.com/1209672
- https://bugzilla.suse.com/1210452
- https://bugzilla.suse.com/1210989
- https://www.suse.com/security/cve/CVE-2022-4744
- https://www.suse.com/security/cve/CVE-2023-23455
- https://www.suse.com/security/cve/CVE-2023-28466
- https://www.suse.com/security/cve/CVE-2023-31436
- https://osv.dev/vulnerability/SUSE-SU-2023:2714-1